MR62ZZ deep groove ball bearing is a micro precision bearing designed for small mechanical transmission systems. With its compact structure and excellent performance, it operates efficiently in limited spaces while meeting strict standards for accuracy and stability. This bearing is widely used in micro motors, precision instruments, small electronic devices, and medical equipment.
High-precision steel balls serve as rolling elements, undergoing multiple fine grinding processes for exceptional surface smoothness and dimensional accuracy. These balls fit closely with deep groove raceways on the inner and outer rings, ensuring uniform contact during rotation to efficiently disperse radial and axial loads.
The "ZZ" designation indicates double-sided metal dust covers that form a tight protective barrier. This precision-stamped metal structure effectively blocks dust, water vapor, and impurities while protecting pre-filled high-performance grease, extending lubrication cycles and service life.
| Dimension Type | Value |
|---|---|
| Inner Diameter (d) | 2mm |
| Outer Diameter (D) | 6mm |
| Thickness (B) | 2.5mm |
| Weight | Approximately (varies slightly due to manufacturing processes and materials) |
Pre-filled with high-performance grease at factory. In harsh conditions (high temperature, humidity, or dust), regularly inspect grease condition and replace if dry, discolored, or contaminated.
Conduct visual inspections for dust cover integrity and damage. Monitor vibration and temperature during operation. Normal working temperature is typically 10-20°C above ambient temperature.
Install in clean environments using appropriate tools and methods. Ensure proper matching accuracy with shaft and bearing seat. Avoid impact damage during installation.